Home / 157,464,015.60-236,196,023.40-139,288,733.40

Finding the Fourth Proportional to 157,464,015.60, 236,196,023.40 and 139,288,733.40

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Solution

The fourth proportional to 157,464,015.60, 236,196,023.40 and 139,288,733.40 is: 208,933,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,015.60 : 236,196,023.40 = 139,288,733.40 : x
  2. Step 2: Convert to fraction form
    157,464,015.60/236,196,023.40 = 139,288,733.40/x
  3. Step 3: Cross multiply
    157,464,015.60x = 236,196,023.40 × 139,288,733.40
  4. Step 4: Simplify right side
    157,464,015.60x = 32,899,444,933,502,764
  5. Step 5: Solve for x
    x = 32,899,444,933,502,764/157,464,015.60
  6. Step 6: Final answer
    x = 208,933,100.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.